<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <div id="app">
        <h1 :style="[baseStyle,fontStyle1]">{{msg}}</h1>
    </div>
</body>
<script src="../js/http_cdn.bootcdn.net_ajax_libs_vue_2.6.6_vue.js"></script>
<script>
    new Vue({
        el:"#app",
        data:{
            msg:"你好",
            baseStyle:{backgroundColor: 'red'},
            fontStyle1:{fontSize:'100px'},
        }
    })
</script>
</html>
